The Museum of HP Calculators

RC Timing for the HP-41C/CV/CX

This program is Copyright © HP and is used here by permission. It was originally printed in the HP-67 EE(lab) Solution Book. This program was ported to the HP-41C by reading with the HP-41C card reader and the card reader may be required for operation of this program. This program was entered and uploaded by Tony Duell.

This program is supplied without representation or warranty of any kind. Tony Duell, Hewlett Packard and The Museum of HP Calculators therefore assume no responsibility and shall have no liability, consequential or otherwise, of any kind arising from the use of this program material or any part thereof.

Documentation Information (CD or source code)
How to get this Program to your Calculator (via HP-IL, disk, wand, and fingers)
Download Binary (.raw) program for disk or PC HP-IL Card download
Download Hexadecimal (.dat) program for Serial Port download

Program Listing

LINE  KEYS
 01 LBL "RCTIME"
 02 LBL 10
 03 LBL A
 04 STO 20
 05 FS?C 22
 06 STOP
 07 LBL 01
 08 XEQ 17
 09 RCL 09
 10 +
 11 RCL 21
 12 X<>Y
 13 /
 14 RCL 09
 15 +
 16 STO 20
 17 STOP
 18 LBL 11
 19 LBL B
 20 STO 21
 21 FS?C 22
 22 STOP
 23 LBL 02
 24 XEQ 17
 25 RCL 20
 26 RCL 09
 27 -
 28 *
 29 RCL 09
 30 +
 31 STO 21
 32 STOP
 33 LBL 12
 34 LBL C
 35 STO 22
 36 FS?C 22
 37 STOP
 38 LBL 03
 39 XEQ 16
 40 RCL 23
 41 *
 42 RCL 24
 43 X<>Y
 44 /
 45 STO 22
 46 STOP
 47 LBL 13
 48 LBL D
 49 STO 23
 50 FS?C 22
 51 STOP
 52 LBL 04
 53 XEQ 16
 54 RCL 22
 55 *
 56 RCL 24
 57 X<>Y
 58 /
 59 STO 23
 60 STOP
 61 LBL 14
 62 LBL E
 63 STO 24
 64 FS?C 22
 65 STOP
 66 LBL 05
 67 XEQ 16
 68 RCL 22
 69 RCL 23
 70 *
 71 *
 72 STO 24
 73 STOP
 74 LBL 15
 75 LBL a
 76 STO 09
 77 FS?C 22
 78 STOP
 79 LBL 06
 80 XEQ 17
 81 RCL 20
 82 *
 83 RCL 21
 84 X<>Y
 85 -
 86 RCL 24
 87 RCL 23
 88 RCL 22
 89 *
 90 /
 91 CHS
 92 E^X
 93 /
 94 STO 09
 95 STOP
 96 LBL 16
 97 LBL b
 98 1
 99 RCL 21
100 RCL 09
101 -
102 RCL 20
103 RCL 09
104 -
105 /
106 -
107 LN
108 CHS
109 RTN
110 LBL 17
111 LBL c
112 1
113 RCL 24
114 RCL 23
115 RCL 22
116 *
117 /
118 CHS
119 E^X
120 -
121 RTN
122 STOP
123 END

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